.bu{
    height: 100rpx;
}
.footer{
    width: 100%;
    height: 100rpx;
    position: fixed;
    bottom: 0rpx;
    background: #fff;
    // justify-content: space-evenly;
    box-shadow: 0rpx 0rpx 10rpx 10rpx #e1e1e1;
    justify-content: space-around;
    .icon{
        // width: 50rpx;
        // height: 50rpx;
        font-size: 50rpx;
    }
    .cur{
        color: $col;
    }
}